Input: ad7846 - move bindings to touchscreen subdirectory
authorH. Nikolaus Schaller <hns@goldelico.com>
Thu, 23 Feb 2017 17:32:36 +0000 (09:32 -0800)
committerDmitry Torokhov <dmitry.torokhov@gmail.com>
Sat, 25 Feb 2017 18:50:29 +0000 (10:50 -0800)
This moves device tree bindings for ADS7846 together with the other
touchscreen bindings.

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Documentation/devicetree/bindings/input/ads7846.txt [deleted file]
Documentation/devicetree/bindings/input/touchscreen/ads7846.txt [new file with mode: 0644]

diff --git a/Documentation/devicetree/bindings/input/ads7846.txt b/Documentation/devicetree/bindings/input/ads7846.txt
deleted file mode 100644 (file)
index 9fc47b0..0000000
+++ /dev/null
@@ -1,94 +0,0 @@
-Device tree bindings for TI's ADS7843, ADS7845, ADS7846, ADS7873, TSC2046
-SPI driven touch screen controllers.
-
-The node for this driver must be a child node of a SPI controller, hence
-all mandatory properties described in
-
-       Documentation/devicetree/bindings/spi/spi-bus.txt
-
-must be specified.
-
-Additional required properties:
-
-       compatible              Must be one of the following, depending on the
-                               model:
-                                       "ti,tsc2046"
-                                       "ti,ads7843"
-                                       "ti,ads7845"
-                                       "ti,ads7846"
-                                       "ti,ads7873"
-
-       interrupt-parent
-       interrupts              An interrupt node describing the IRQ line the chip's
-                               !PENIRQ pin is connected to.
-       vcc-supply              A regulator node for the supply voltage.
-
-
-Optional properties:
-
-       ti,vref-delay-usecs             vref supply delay in usecs, 0 for
-                                       external vref (u16).
-       ti,vref-mv                      The VREF voltage, in millivolts (u16).
-                                       Set to 0 to use internal references
-                                       (ADS7846).
-       ti,keep-vref-on                 set to keep vref on for differential
-                                       measurements as well
-       ti,swap-xy                      swap x and y axis
-       ti,settle-delay-usec            Settling time of the analog signals;
-                                       a function of Vcc and the capacitance
-                                       on the X/Y drivers.  If set to non-zero,
-                                       two samples are taken with settle_delay
-                                       us apart, and the second one is used.
-                                       ~150 uSec with 0.01uF caps (u16).
-       ti,penirq-recheck-delay-usecs   If set to non-zero, after samples are
-                                       taken this delay is applied and penirq
-                                       is rechecked, to help avoid false
-                                       events.  This value is affected by the
-                                       material used to build the touch layer
-                                       (u16).
-       ti,x-plate-ohms                 Resistance of the X-plate,
-                                       in Ohms (u16).
-       ti,y-plate-ohms                 Resistance of the Y-plate,
-                                       in Ohms (u16).
-       ti,x-min                        Minimum value on the X axis (u16).
-       ti,y-min                        Minimum value on the Y axis (u16).
-       ti,x-max                        Maximum value on the X axis (u16).
-       ti,y-max                        Minimum value on the Y axis (u16).
-       ti,pressure-min                 Minimum reported pressure value
-                                       (threshold) - u16.
-       ti,pressure-max                 Maximum reported pressure value (u16).
-       ti,debounce-max                 Max number of additional readings per
-                                       sample (u16).
-       ti,debounce-tol                 Tolerance used for filtering (u16).
-       ti,debounce-rep                 Additional consecutive good readings
-                                       required after the first two (u16).
-       ti,pendown-gpio-debounce        Platform specific debounce time for the
-                                       pendown-gpio (u32).
-       pendown-gpio                    GPIO handle describing the pin the !PENIRQ
-                                       line is connected to.
-       wakeup-source                   use any event on touchscreen as wakeup event.
-                                       (Legacy property support: "linux,wakeup")
-
-
-Example for a TSC2046 chip connected to an McSPI controller of an OMAP SoC::
-
-       spi_controller {
-               tsc2046@0 {
-                       reg = <0>;      /* CS0 */
-                       compatible = "ti,tsc2046";
-                       interrupt-parent = <&gpio1>;
-                       interrupts = <8 0>;     /* BOOT6 / GPIO 8 */
-                       spi-max-frequency = <1000000>;
-                       pendown-gpio = <&gpio1 8 0>;
-                       vcc-supply = <&reg_vcc3>;
-
-                       ti,x-min = /bits/ 16 <0>;
-                       ti,x-max = /bits/ 16 <8000>;
-                       ti,y-min = /bits/ 16 <0>;
-                       ti,y-max = /bits/ 16 <4800>;
-                       ti,x-plate-ohms = /bits/ 16 <40>;
-                       ti,pressure-max = /bits/ 16 <255>;
-
-                       wakeup-source;
-               };
-       };
diff --git a/Documentation/devicetree/bindings/input/touchscreen/ads7846.txt b/Documentation/devicetree/bindings/input/touchscreen/ads7846.txt
new file mode 100644 (file)
index 0000000..9fc47b0
--- /dev/null
@@ -0,0 +1,94 @@
+Device tree bindings for TI's ADS7843, ADS7845, ADS7846, ADS7873, TSC2046
+SPI driven touch screen controllers.
+
+The node for this driver must be a child node of a SPI controller, hence
+all mandatory properties described in
+
+       Documentation/devicetree/bindings/spi/spi-bus.txt
+
+must be specified.
+
+Additional required properties:
+
+       compatible              Must be one of the following, depending on the
+                               model:
+                                       "ti,tsc2046"
+                                       "ti,ads7843"
+                                       "ti,ads7845"
+                                       "ti,ads7846"
+                                       "ti,ads7873"
+
+       interrupt-parent
+       interrupts              An interrupt node describing the IRQ line the chip's
+                               !PENIRQ pin is connected to.
+       vcc-supply              A regulator node for the supply voltage.
+
+
+Optional properties:
+
+       ti,vref-delay-usecs             vref supply delay in usecs, 0 for
+                                       external vref (u16).
+       ti,vref-mv                      The VREF voltage, in millivolts (u16).
+                                       Set to 0 to use internal references
+                                       (ADS7846).
+       ti,keep-vref-on                 set to keep vref on for differential
+                                       measurements as well
+       ti,swap-xy                      swap x and y axis
+       ti,settle-delay-usec            Settling time of the analog signals;
+                                       a function of Vcc and the capacitance
+                                       on the X/Y drivers.  If set to non-zero,
+                                       two samples are taken with settle_delay
+                                       us apart, and the second one is used.
+                                       ~150 uSec with 0.01uF caps (u16).
+       ti,penirq-recheck-delay-usecs   If set to non-zero, after samples are
+                                       taken this delay is applied and penirq
+                                       is rechecked, to help avoid false
+                                       events.  This value is affected by the
+                                       material used to build the touch layer
+                                       (u16).
+       ti,x-plate-ohms                 Resistance of the X-plate,
+                                       in Ohms (u16).
+       ti,y-plate-ohms                 Resistance of the Y-plate,
+                                       in Ohms (u16).
+       ti,x-min                        Minimum value on the X axis (u16).
+       ti,y-min                        Minimum value on the Y axis (u16).
+       ti,x-max                        Maximum value on the X axis (u16).
+       ti,y-max                        Minimum value on the Y axis (u16).
+       ti,pressure-min                 Minimum reported pressure value
+                                       (threshold) - u16.
+       ti,pressure-max                 Maximum reported pressure value (u16).
+       ti,debounce-max                 Max number of additional readings per
+                                       sample (u16).
+       ti,debounce-tol                 Tolerance used for filtering (u16).
+       ti,debounce-rep                 Additional consecutive good readings
+                                       required after the first two (u16).
+       ti,pendown-gpio-debounce        Platform specific debounce time for the
+                                       pendown-gpio (u32).
+       pendown-gpio                    GPIO handle describing the pin the !PENIRQ
+                                       line is connected to.
+       wakeup-source                   use any event on touchscreen as wakeup event.
+                                       (Legacy property support: "linux,wakeup")
+
+
+Example for a TSC2046 chip connected to an McSPI controller of an OMAP SoC::
+
+       spi_controller {
+               tsc2046@0 {
+                       reg = <0>;      /* CS0 */
+                       compatible = "ti,tsc2046";
+                       interrupt-parent = <&gpio1>;
+                       interrupts = <8 0>;     /* BOOT6 / GPIO 8 */
+                       spi-max-frequency = <1000000>;
+                       pendown-gpio = <&gpio1 8 0>;
+                       vcc-supply = <&reg_vcc3>;
+
+                       ti,x-min = /bits/ 16 <0>;
+                       ti,x-max = /bits/ 16 <8000>;
+                       ti,y-min = /bits/ 16 <0>;
+                       ti,y-max = /bits/ 16 <4800>;
+                       ti,x-plate-ohms = /bits/ 16 <40>;
+                       ti,pressure-max = /bits/ 16 <255>;
+
+                       wakeup-source;
+               };
+       };